The filer is quite busy at the moment:

CPU NFS CIFS HTTP Net kB/s Disk kB/s Tape kB/s Cache in out read write read write age 75% 2695 1322 0 1554 2930 769 0 0 0 3 86% 2596 1150 0 2668 6273 4564 1953 0 0 2 94% 2515 1125 0 4332 6292 6295 3998 0 0 2 92% 2447 1197 0 3581 6829 6164 3836 0 0 2 87% 2257 1017 0 3251 6568 7332 3976 0 0 2 78% 2683 1028 0 1482 7961 5595 0 0 0 1 90% 2796 1057 0 743 10365 5145 3399 0 0 1 88% 2525 1262 0 2772 9479 5426 0 0 0 1

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This is what I see on averate..and right now:

CPU NFS CIFS HTTP Net kB/s Disk kB/s Tape kB/s Cache in out read write read write age 41% 831 0 0 754 5852 7311 8801 0 0 1 62% 897 0 0 322 7038 16440 11499 0 0 1 42% 673 0 0 823 4661 14210 2550 0 0 1 50% 1122 0 0 1175 8226 14409 1054 0 0 1 44% 855 0 0 480 6941 18302 1889 0 0 1 62% 1674 0 0 758 13759 15735 768 0 0 1 71% 1857 0 0 1004 15127 16968 896 0 0 1 84% 1663 0 0 1015 13346 19151 2810 0 0 1 77% 1616 0 0 1002 12960 16984 8008 0 0 1 76% 1351 0 0 610 11101 16928 11891 0 0 1 65% 1633 0 0 928 13222 16540 912 0 0 1 57% 1416 0 0 438 11811 15956 920 0 0 1 66% 1591 0 0 1676 12067 16540 864 0 0 1 59% 1433 0 0 1316 11089 16616 1249 0 0 1 48% 1109 0 0 677 8873 14048 864 0 0 1 50% 1147 0 0 1311 8566 16660 1601 0 0 1 58% 1385 0 0 2106 9911 14210 1089 0 0 1 53% 1197 0 0 2193 8149 14192 1184 0 0 1 64% 1465 0 0 3085 9515 15295 1025 0 0 1

And I only see traffic on two interfaces, although I can unplug working ones, and it fails over to idle ones.